21983006220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{1093}}^1\times {\mathrm{6841}}^1$

素因数の和:7960

約数の個数: 144

約数和(自身を含む): 71677777248

約数和(自身を除く): 49694771028

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1093, 1470, 2186, 2940, 3279, 4372, 5465, 6558, 6841, 7651, 10930, 13116, 13682, 15302, 16395, 20523, 21860, 22953, 27364, 30604, 32790, 34205, 38255, 41046, 45906, 47887, 53557, 65580, 68410, 76510, 82092, 91812, 95774, 102615, 107114, 114765, 136820, 143661, 153020, 160671, 191548, 205230, 214228, 229530, 239435, 267785, 287322, 321342, 335209, 410460, 459060, 478870, 535570, 574644, 642684, 670418, 718305, 803355, 957740, 1005627, 1071140, 1340836, 1436610, 1606710, 1676045, 2011254, 2873220, 3213420, 3352090, 4022508, 5028135, 6704180, 7477213, 10056270, 14954426, 20112540, 22431639, 29908852, 37386065, 44863278, 52340491, 74772130, 89726556, 104680982, 112158195, 149544260, 157021473, 209361964, 224316390, 261702455, 314042946, 366383437, 448632780, 523404910, 628085892, 732766874, 785107365, 1046809820, 1099150311, 1465533748, 1570214730, 1831917185, 2198300622, 3140429460, 3663834370, 4396601244, 5495751555, 7327668740, 10991503110, 21983006220]

約数ペア:

[(1, 21983006220), (2, 10991503110), (3, 7327668740), (4, 5495751555), (5, 4396601244), (6, 3663834370), (7, 3140429460), (10, 2198300622), (12, 1831917185), (14, 1570214730), (15, 1465533748), (20, 1099150311), (21, 1046809820), (28, 785107365), (30, 732766874), (35, 628085892), (42, 523404910), (49, 448632780), (60, 366383437), (70, 314042946), (84, 261702455), (98, 224316390), (105, 209361964), (140, 157021473), (147, 149544260), (196, 112158195), (210, 104680982), (245, 89726556), (294, 74772130), (420, 52340491), (490, 44863278), (588, 37386065), (735, 29908852), (980, 22431639), (1093, 20112540), (1470, 14954426), (2186, 10056270), (2940, 7477213), (3279, 6704180), (4372, 5028135), (5465, 4022508), (6558, 3352090), (6841, 3213420), (7651, 2873220), (10930, 2011254), (13116, 1676045), (13682, 1606710), (15302, 1436610), (16395, 1340836), (20523, 1071140), (21860, 1005627), (22953, 957740), (27364, 803355), (30604, 718305), (32790, 670418), (34205, 642684), (38255, 574644), (41046, 535570), (45906, 478870), (47887, 459060), (53557, 410460), (65580, 335209), (68410, 321342), (76510, 287322), (82092, 267785), (91812, 239435), (95774, 229530), (102615, 214228), (107114, 205230), (114765, 191548), (136820, 160671), (143661, 153020)]